Sensors, namely, sensors for sensing wear, thickness loss, surface degradation, and structural integrity of wear-prone industrial equipment; detectors, namely, detector for detecting wear, thickness loss, and remaining life of wear-resistant liners, wear plates, pipes, chutes, crushers, mills and other mining or mineral-processing equipment and monitoring instruments, namely, monitoring instruments for wear, thickness, and remaining life of wear-resistant liners, wear plates, pipes, chutes,...